86428036 has 24 divisors (see below), whose sum is σ = 160443360. Its totient is φ = 40622400.

The previous prime is 86428009. The next prime is 86428049. The reversal of 86428036 is 63082468.

It is a junction number, because it is equal to n+sod(n) for n = 86427986 and 86428004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5616 + ... + 14296.

It is an arithmetic number, because the mean of its divisors is an integer number (6685140).

Almost surely, 2^86428036 is an apocalyptic number.

It is an amenable number.

86428036 is a deficient number, since it is larger than the sum of its proper divisors (74015324).

86428036 is a wasteful number, since it uses less digits than its factorization.

86428036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8835 (or 8833 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 86428036 is about 9296.6680052587. The cubic root of 86428036 is about 442.1315920301.

It can be divided in two parts, 864 and 28036, that added together give a square (28900 = 170²).

The spelling of 86428036 in words is "eighty-six million, four hundred twenty-eight thousand, thirty-six".